Data
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Stargarage AG
- 21st Century Orchestra
- GC Events Sagl
- Migros-Kulturprozent-Classics
- swiss classics gmbh / Lucerne Chamber Circle
- KKL Luzern Management AG und Luzerner Sinfonieorchester
- Good News Productions AG Glattpark
- Rima Entertainment AG
- Furler Productions
- Act Entertainment AG Basel